Home / 888,185.44-1,225,812.72-506,124.64

Finding the Fourth Proportional to 888,185.44, 1,225,812.72 and 506,124.64

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Solution

The fourth proportional to 888,185.44, 1,225,812.72 and 506,124.64 is: 698,518.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,185.44 : 1,225,812.72 = 506,124.64 : x
  2. Step 2: Convert to fraction form
    888,185.44/1,225,812.72 = 506,124.64/x
  3. Step 3: Cross multiply
    888,185.44x = 1,225,812.72 × 506,124.64
  4. Step 4: Simplify right side
    888,185.44x = 620,414,021,617.42
  5. Step 5: Solve for x
    x = 620,414,021,617.42/888,185.44
  6. Step 6: Final answer
    x = 698,518.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.